"A lot of Americans have lost trust in what you're doing," Warner said.

During the same hearing, James Clapper, Director of National Intelligence, said he would consider limits to ease concerns raised by disclosures of NSA's bulk collection of Americans' phone and email data.

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Sen. Dianne Feinstein (D-Calif.)

Sen. Dianne Feinstein (D-Calif.) said the court order for telephone records was part of a three-month renewal of an ongoing practice, <a href="http://www.huffingtonpost.com/huff-wires/20130606/us-nsa-phone-records-feinstein/" target="_blank">the Associated Press reported</a>.
"It’s called protecting America," Feinstein said at a Capitol Hill news conference.